.head {
  background: #fff;
  width: 15rem;
  height: 3.1875rem;
  display: flex;
  margin: 0 auto;
}
.head .item:nth-of-type(1) {
  flex: 4;
}
.head .item:nth-of-type(1) img {
  height: 1.875rem;
  padding: 0.644531rem 0;
}
.head .item:nth-of-type(2) {
  flex: 1;
}
.head .item:nth-of-type(2) img {
  height: 0.820312rem;
  padding: 1.171875rem 0.890625rem;
}
.foot {
  width: inherit;
  height: 2.34375rem;
}
.foot .test {
  width: 60%;
  height: 50% ;
  margin: 0 auto;
  font-size: 0.375rem;
  color: #fff;
  text-align: center;
  position: relative;
  top: 0.46875rem;
}
.bg {
  width: 15rem;
  margin: 0 auto;
  position: relative;
}
.bg .slide-navs {
  display: none;
  position: absolute;
  width: 7.03125rem;
  height: 100%;
  top: 0;
  right: -7.03125rem;
  background: #333333;
}
.bg .slide-navs .slide-nav {
  width: 7.03125rem;
  height: 60%;
  display: flex;
  flex-direction: column;
}
.bg .slide-navs .slide-nav li {
  padding: 0.234375rem;
  position: relative;
  border-bottom: 0.023437rem solid #3d3d3d;
}
.bg .slide-navs .slide-nav li a {
  text-decoration: none;
  color: #9c9797;
}
.bg .slide-navs .slide-nav li a h1 {
  display: inline-block;
  font-size: 0.585937rem;
  margin-left: 0.375rem;
  margin-top: 0.703125rem;
  font-weight: lighter;
}
.bg .slide-navs .slide-nav li a li {
  padding: 0;
}
.bg .slide-navs .slide-nav li .sanjiao {
  cursor: pointer;
  position: absolute;
  top: 0.9375rem;
  right: 0.703125rem;
  width: 0.46875rem;
  height: 0.46875rem;
  background: url(../img/123.png) no-repeat 0 0/100% 100%;
}
.bg .slide-navs .slide-nav li:nth-of-type(3) ul {
  display: none;
  font-size: 0.46875rem;
  color: #9c9797;
  padding: 0;
}
.bg .slide-navs .slide-nav li:nth-of-type(3) ul li {
  padding: 0;
  border-top: 0.023437rem solid #3d3d3d;
  width: 100%;
  background-color: #3d3d3d98;
}
.bg .slide-navs .slide-nav li:nth-of-type(3) ul li a {
  display: block;
  text-align: center;
  margin-bottom: 0.46875rem;
  margin-left: 0.375rem;
  width: 2.34375rem;
  line-height: 1.054687rem;
}
.bg .slide-navs .slide-nav li:nth-of-type(2) ul,
.bg .slide-navs .slide-nav li:nth-of-type(3) ul,
.bg .slide-navs .slide-nav li:nth-of-type(5) ul,
.bg .slide-navs .slide-nav li:nth-of-type(6) ul {
  display: none;
  font-size: 0.46875rem;
  color: #9c9797;
  padding: 0;
}
.bg .slide-navs .slide-nav li:nth-of-type(2) ul li,
.bg .slide-navs .slide-nav li:nth-of-type(3) ul li,
.bg .slide-navs .slide-nav li:nth-of-type(5) ul li,
.bg .slide-navs .slide-nav li:nth-of-type(6) ul li {
  padding: 0;
  border-top: 0.023437rem solid #3d3d3d;
  width: 100%;
  background-color: #3d3d3d98;
}
.bg .slide-navs .slide-nav li:nth-of-type(2) ul li a,
.bg .slide-navs .slide-nav li:nth-of-type(3) ul li a,
.bg .slide-navs .slide-nav li:nth-of-type(5) ul li a,
.bg .slide-navs .slide-nav li:nth-of-type(6) ul li a {
  display: block;
  text-align: center;
  margin-bottom: 0.46875rem;
  margin-left: 0.375rem;
  width: 4.6875rem;
  line-height: 1.054687rem;
}
